Home / 159,739.12-239,592.74-64,974.89

Finding the Fourth Proportional to 159,739.12, 239,592.74 and 64,974.89

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Solution

The fourth proportional to 159,739.12, 239,592.74 and 64,974.89 is: 97,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,739.12 : 239,592.74 = 64,974.89 : x
  2. Step 2: Convert to fraction form
    159,739.12/239,592.74 = 64,974.89/x
  3. Step 3: Cross multiply
    159,739.12x = 239,592.74 × 64,974.89
  4. Step 4: Simplify right side
    159,739.12x = 15,567,512,200.41
  5. Step 5: Solve for x
    x = 15,567,512,200.41/159,739.12
  6. Step 6: Final answer
    x = 97,455.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.